published + draft status = only published exported

if i choose published and draft, only published get exported (custom post type)

+ i saw a few error 500 while experimenting with the settings. found this in log:

PHP Fatal error: Cannot use string offset as an array in /wp-content/plugins/simple-csv-xls-exporter/process/simple_csv_xls_exporter_csv_xls.php on line 27